118556785238 has 32 divisors (see below), whose sum is σ = 188862935040. Its totient is φ = 55658988000.

The previous prime is 118556785229. The next prime is 118556785247. The reversal of 118556785238 is 832587655811.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (118556785229) and next prime (118556785247).

It is a super-2 number, since 2×118556785238² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4876613 + ... + 4900863.

It is an arithmetic number, because the mean of its divisors is an integer number (5901966720).

Almost surely, 2^118556785238 is an apocalyptic number.

118556785238 is a deficient number, since it is larger than the sum of its proper divisors (70306149802).

118556785238 is a wasteful number, since it uses less digits than its factorization.

118556785238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25412.

The product of its digits is 16128000, while the sum is 59.

The spelling of 118556785238 in words is "one hundred eighteen billion, five hundred fifty-six million, seven hundred eighty-five thousand, two hundred thirty-eight".